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Page 2/2  HSS Step Drill Bit Set  :                          

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Combination 4 pcs Step Drills Set

Titanium Coated

Hex Shank available.

 

Item No.:  SDC401

Size include:

1 pc HSS Step Drills                     4 - 12mm x 5 step
1 pc HSS Conical  Drills                8 - 20mm
1 pc HSS 3 Flute Countersinks DIN335C   12.4mm
1 pc HSS Saw Drill Bits                 6.0mm

 4 pcs HSS Step Drill Set in Wooden Box

 
White Finish   or   Titanium Coated      are available.
 
 
 
Item No.: SDT401

Size include:

4 - 12mm x 9 step
4 - 20mm x 9 step
4 - 30mm x 14 step
6 - 39mm x 12 step  this Size by 3mm increase

 4 pcs HSS Spiral Grooved Step Drill Set
 
White Finish   or   Titanium Coated      are available.

 
Aluminum Case   or   Wooden Box    are available. 

Straight Grooved are available.
 
Item No.: SDB401

Size include:

 1/8" - 1/2" x 13 step
 1/4" - 3/4" x 9 step
3/16" - 7/8" x 12 step
 1/2" - 1" x 9 step

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3 pcs HSS Spiral Grooved Step Drill Set
in Wooden Box


Titanium Coated   or   White Finish   are available. 

Item No.: SDB302

Size include:

3/16" - 1/2" x 6 step
1/8" - 1/2" x 13 step
1/4" - 3/4" x 9 step

 3 pcs HSS Spiral Grooved Step Drill Set
in Wooden Box


Titanium Coated   or   White Finish   are available. 

Item No.: SDB304

Size include:

4 - 12mm x 5 step   ( 4 - 12 x 9 step are available )
4 - 20mm x 9 step
4 - 30mm x 14 step

 3 pcs Hex Shank HSS Step Drill Set
in Blister Card


Titanium Coated   or   White Finish   are available.


Item No.: SDT305

Size include:

3/16" - 1/2" x 6 step
1/8" - 1/2" x 13 step
1/4" - 3/4" x 9 step

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3 pcs Hex Shank HSS Step Drill Set
in Double Blister Card


Titanium Coated   or   White Finish   are available.


Item No.: SDT307

Size include:

3/16" - 1/2" x 6 step
1/8" - 1/2" x 13 step
1/4" - 3/4" x 9 step

3 pcs HSS Step Drill Set
in Aluminum Case


Titanium Coated   or   White Finish   are available.


Item No.: SDT309

Size include:

4 - 12mm x 9 step
4 - 20mm x 9 step
4 - 30mm x 14 step

3 pcs HSS Step Drill Set in Wooden Box


White Finish


Item No.: SDT315

Size include:

4 - 12mm x 9 step
4 - 20mm x 9 step
4 - 30mm x 14 step

                               Letterman United Corp. Taiwan     No. 177, Wun-Ya St. Wu-Chi , Taichung 435, Taiwan.

                                TEL : 886-4-26567334  FAX : 886-4-26567342   E-mail : letterman888@seed.net.tw or letterman999@gmail.com

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